Compatible Brother MFC-EX670W toner cartridges fit and work like genuine Brother TN810 toner cartridges. Use these MFC-EX670W toners for impressive printouts with sharp text and vivid colors. With speedy performance, these toners maximize printing efficiency. This makes them perfect for offices and businesses to improve productivity. Cost reduction is another benefit of using compatible Brother TN810 toners. Priced at a fraction of Brother's, you can count on them for huge savings. Try it with confidence! They are all backed by a lifetime warranty and a 30-day money-back guarantee. You are not taking risks. Add to cart now! Enjoy free shipping. You will receive the product in 1-3 days.